EP0634662A4 - ELECTRONIC WATER HOUR METER. - Google Patents
ELECTRONIC WATER HOUR METER.Info
- Publication number
- EP0634662A4 EP0634662A4 EP94904001A EP94904001A EP0634662A4 EP 0634662 A4 EP0634662 A4 EP 0634662A4 EP 94904001 A EP94904001 A EP 94904001A EP 94904001 A EP94904001 A EP 94904001A EP 0634662 A4 EP0634662 A4 EP 0634662A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- circuit
- small
- running
- hour meter
- electronic watt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
- G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
- G01R21/1331—Measuring real or reactive component, measuring apparent energy
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/133—Arrangements for measuring electric power or power factor by using digital technique
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Current Or Voltage (AREA)
- Analogue/Digital Conversion (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP472/93 | 1993-01-06 | ||
JP47293 | 1993-01-06 | ||
JP05314689A JP3080207B2 (ja) | 1993-01-06 | 1993-12-15 | 電子式電力量計 |
JP314689/93 | 1993-12-15 | ||
PCT/JP1994/000008 WO1994016334A1 (en) | 1993-01-06 | 1994-01-06 | Electronic watt-hour meter |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0634662A1 EP0634662A1 (en) | 1995-01-18 |
EP0634662A4 true EP0634662A4 (en) | 1995-08-16 |
Family
ID=26333468
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP94904001A Withdrawn EP0634662A4 (en) | 1993-01-06 | 1994-01-06 | ELECTRONIC WATER HOUR METER. |
Country Status (6)
Families Citing this family (69)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19526723C1 (de) * | 1995-07-21 | 1997-02-13 | Siemens Ag | Elektrizitätszähler |
DE19532588C1 (de) * | 1995-09-04 | 1997-03-06 | Siemens Ag | Elektrizitätszähler |
TW396276B (en) * | 1996-03-01 | 2000-07-01 | Toshiba Corp | Arithmetic unit |
DE19630605A1 (de) * | 1996-07-29 | 1998-02-05 | Tech Gmbh Antriebstechnik Und | Multiplikationsschaltung für Leistungs-Meßgerät |
US6377037B1 (en) * | 1996-08-01 | 2002-04-23 | Siemens Power Transmission And Distribution, Inc. | Watt-hour meter with digital per-phase power factor compensation |
DE19639410A1 (de) * | 1996-09-25 | 1998-04-02 | Siemens Ag | Meßeinrichtung für elektrische Leistung |
US6058354A (en) * | 1997-08-25 | 2000-05-02 | Electrowatt Technology Innovation Ag | Electricity meter to measure electrical physical magnitudes which are parameters or functions of measured voltages and/or currents |
US7486782B1 (en) | 1997-09-17 | 2009-02-03 | Roos Charles E | Multifunction data port providing an interface between a digital network and electronics in residential or commercial structures |
US6112986A (en) * | 1997-12-08 | 2000-09-05 | Berger; Richard S. | Method and apparatus for accessing patient insurance information |
US6522982B1 (en) * | 1999-09-24 | 2003-02-18 | Cirrus Logic, Inc. | Energy-to-pulse converter systems, devices, and methods wherein the output frequency is greater than the calculation frequency and having output phasing |
US6304202B1 (en) * | 1999-09-24 | 2001-10-16 | Cirrus Logic, Inc. | Delay correction system and method for a voltage channel in a sampled data measurement system |
US6618684B1 (en) * | 2000-01-26 | 2003-09-09 | Elster Electricity, Llc | System and method for digitally compensating frequency and temperature induced errors in amplitude and phase shift in current sensing of electronic energy meters |
JP3775258B2 (ja) * | 2001-07-31 | 2006-05-17 | 株式会社デンソー | フィルタリング方法及びフィルタ機能を有するa/d変換装置 |
JP4032681B2 (ja) * | 2001-08-27 | 2008-01-16 | 株式会社デンソー | 同期検波方法及び装置並びにセンサ信号検出装置 |
US6759837B2 (en) | 2001-08-28 | 2004-07-06 | Analog Devices, Inc. | Methods and apparatus for phase compensation in electronic energy meters |
AU2002239060B1 (en) * | 2002-03-25 | 2003-10-08 | Mitsubishi Denki Kabushiki Kaisha | Electronic watthour meter and power-associated quantity calculating circuit |
DE10311777B4 (de) * | 2003-03-18 | 2005-10-20 | Thomas Schoch | Verfahren, Messsystem und Vorrichtung zur elektrischen Leistungsmessung |
US7199738B2 (en) * | 2003-03-28 | 2007-04-03 | Siemens Medical Solutions Usa, Inc. | Sigma delta beamformer and method with reduced artifact |
DE10334517B4 (de) * | 2003-07-29 | 2006-06-14 | Texas Instruments Deutschland Gmbh | Messgerät für elektrische Energie für ein Wechselstromnetz |
JP2007018022A (ja) * | 2003-10-27 | 2007-01-25 | Aisin Seiki Co Ltd | コージェネレーション導入シミュレーション方法及びシステム、並びにコージェネレーション機器販売促進方法及びシステム |
DE10361664B4 (de) * | 2003-12-30 | 2009-08-13 | Austriamicrosystems Ag | Energiezähleranordnung |
DE102004010707B4 (de) | 2004-03-04 | 2013-08-22 | Austriamicrosystems Ag | Energiezähleranordnung und Verfahren zum Kalibrieren |
US20060028197A1 (en) * | 2004-08-05 | 2006-02-09 | Microchip Technology Incorporated | Direct current offset cancellation and phase equalization for power metering devices |
CA2522390C (en) * | 2004-10-05 | 2017-02-07 | Ofi, Inc. | Electrical power distribution system |
US9080894B2 (en) | 2004-10-20 | 2015-07-14 | Electro Industries/Gauge Tech | Intelligent electronic device for receiving and sending data at high speeds over a network |
US7304586B2 (en) | 2004-10-20 | 2007-12-04 | Electro Industries / Gauge Tech | On-line web accessed energy meter |
US7747733B2 (en) | 2004-10-25 | 2010-06-29 | Electro Industries/Gauge Tech | Power meter having multiple ethernet ports |
TWI263049B (en) * | 2004-11-08 | 2006-10-01 | Fortune Semiconductor Corp | Digital electronic energy measuring device and method thereof |
US8666688B2 (en) * | 2005-01-27 | 2014-03-04 | Electro Industries/Gauge Tech | High speed digital transient waveform detection system and method for use in an intelligent electronic device |
US8190381B2 (en) | 2005-01-27 | 2012-05-29 | Electro Industries/Gauge Tech | Intelligent electronic device with enhanced power quality monitoring and communications capabilities |
US8930153B2 (en) | 2005-01-27 | 2015-01-06 | Electro Industries/Gauge Tech | Metering device with control functionality and method thereof |
US8620608B2 (en) | 2005-01-27 | 2013-12-31 | Electro Industries/Gauge Tech | Intelligent electronic device and method thereof |
US8160824B2 (en) | 2005-01-27 | 2012-04-17 | Electro Industries/Gauge Tech | Intelligent electronic device with enhanced power quality monitoring and communication capabilities |
US8515348B2 (en) | 2005-10-28 | 2013-08-20 | Electro Industries/Gauge Tech | Bluetooth-enable intelligent electronic device |
JP4943171B2 (ja) * | 2007-01-30 | 2012-05-30 | 東芝機械株式会社 | 振幅検出装置 |
US8587949B2 (en) | 2007-03-27 | 2013-11-19 | Electro Industries/Gauge Tech | Electronic meter having user-interface and central processing functionality on a single printed circuit board |
US20130275066A1 (en) | 2007-04-03 | 2013-10-17 | Electro Industries/Gaugetech | Digital power metering system |
US11307227B2 (en) | 2007-04-03 | 2022-04-19 | Electro Industries/Gauge Tech | High speed digital transient waveform detection system and method for use in an intelligent electronic device |
US10845399B2 (en) | 2007-04-03 | 2020-11-24 | Electro Industries/Gaugetech | System and method for performing data transfers in an intelligent electronic device |
US9989618B2 (en) | 2007-04-03 | 2018-06-05 | Electro Industries/Gaugetech | Intelligent electronic device with constant calibration capabilities for high accuracy measurements |
US8797202B2 (en) | 2008-03-13 | 2014-08-05 | Electro Industries/Gauge Tech | Intelligent electronic device having circuitry for highly accurate voltage sensing |
US12061218B2 (en) | 2008-03-13 | 2024-08-13 | Ei Electronics Llc | System and method for multi-rate concurrent waveform capture and storage for power quality metering |
US9482555B2 (en) | 2008-04-03 | 2016-11-01 | Electro Industries/Gauge Tech. | System and method for improved data transfer from an IED |
US8218686B1 (en) * | 2008-04-18 | 2012-07-10 | Marvell International Ltd. | Circuit and method for DC offset compensation |
JP2010048635A (ja) * | 2008-08-21 | 2010-03-04 | Hitachi Ltd | レーダ装置 |
EP2207042B1 (de) * | 2009-01-10 | 2013-11-20 | EMH metering GmbH & Co. KG | Drehstromzähler |
KR101029016B1 (ko) * | 2009-04-27 | 2011-04-14 | 주식회사 유신 | 오차 보정 기능을 갖는 전력 계측기 및 위상 오차 보정 방법 |
GB2481579B (en) * | 2010-06-25 | 2014-11-26 | Enmodus Ltd | Monitoring of power-consumption |
DE102010042946A1 (de) * | 2010-10-26 | 2012-04-26 | Lenze Se | Frequenzumrichter |
EP2672279A4 (en) | 2011-02-04 | 2016-12-28 | Fujitsu Ltd | MULTI-SOCKET AND CURRENT METHOD |
US9014306B2 (en) * | 2011-04-14 | 2015-04-21 | Broadcom Corporation | IQ gain imbalance correction for receivers employing sigma-delta analog to digital conversion |
US10303860B2 (en) | 2011-10-04 | 2019-05-28 | Electro Industries/Gauge Tech | Security through layers in an intelligent electronic device |
US10275840B2 (en) | 2011-10-04 | 2019-04-30 | Electro Industries/Gauge Tech | Systems and methods for collecting, analyzing, billing, and reporting data from intelligent electronic devices |
US10771532B2 (en) | 2011-10-04 | 2020-09-08 | Electro Industries/Gauge Tech | Intelligent electronic devices, systems and methods for communicating messages over a network |
US10862784B2 (en) | 2011-10-04 | 2020-12-08 | Electro Industries/Gauge Tech | Systems and methods for processing meter information in a network of intelligent electronic devices |
US20140167737A1 (en) * | 2012-12-18 | 2014-06-19 | Samsung Electro-Mechanics Co., Ltd. | Ac detection circuit and operating method thereof |
CN103091550B (zh) * | 2013-01-08 | 2015-02-11 | 北京优科利尔能源设备有限公司 | 一种宽电压与大电流同步隔离采样直流功率计 |
US11816465B2 (en) | 2013-03-15 | 2023-11-14 | Ei Electronics Llc | Devices, systems and methods for tracking and upgrading firmware in intelligent electronic devices |
US11734396B2 (en) | 2014-06-17 | 2023-08-22 | El Electronics Llc | Security through layers in an intelligent electronic device |
US9897461B2 (en) | 2015-02-27 | 2018-02-20 | Electro Industries/Gauge Tech | Intelligent electronic device with expandable functionality |
US11009922B2 (en) | 2015-02-27 | 2021-05-18 | Electro Industries/Gaugetech | Wireless intelligent electronic device |
US10048088B2 (en) | 2015-02-27 | 2018-08-14 | Electro Industries/Gauge Tech | Wireless intelligent electronic device |
US10958435B2 (en) | 2015-12-21 | 2021-03-23 | Electro Industries/ Gauge Tech | Providing security in an intelligent electronic device |
US10430263B2 (en) | 2016-02-01 | 2019-10-01 | Electro Industries/Gauge Tech | Devices, systems and methods for validating and upgrading firmware in intelligent electronic devices |
US11754997B2 (en) | 2018-02-17 | 2023-09-12 | Ei Electronics Llc | Devices, systems and methods for predicting future consumption values of load(s) in power distribution systems |
US11734704B2 (en) | 2018-02-17 | 2023-08-22 | Ei Electronics Llc | Devices, systems and methods for the collection of meter data in a common, globally accessible, group of servers, to provide simpler configuration, collection, viewing, and analysis of the meter data |
US11686594B2 (en) | 2018-02-17 | 2023-06-27 | Ei Electronics Llc | Devices, systems and methods for a cloud-based meter management system |
CN108918929B (zh) * | 2018-09-11 | 2020-12-04 | 广东石油化工学院 | 一种负荷分解中功率信号自适应滤波方法 |
US11863589B2 (en) | 2019-06-07 | 2024-01-02 | Ei Electronics Llc | Enterprise security in meters |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1986003302A1 (en) * | 1984-11-24 | 1986-06-05 | Crest Energy Scan Limited | A wattmeter circuit |
US4672555A (en) * | 1984-10-18 | 1987-06-09 | Massachusetts Institute Of Technology | Digital ac monitor |
EP0269827A1 (de) * | 1986-11-04 | 1988-06-08 | BBC Brown Boveri AG | Digitales Messgerät |
EP0462045A1 (en) * | 1990-06-14 | 1991-12-18 | Transdata, Inc. | Digital power metering |
US5081413A (en) * | 1989-02-23 | 1992-01-14 | Ohkura Electric Co., Ltd. | Method and apparatus for measuring AC power |
US5151866A (en) * | 1990-03-30 | 1992-09-29 | The Dow Chemical Company | High speed power analyzer |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4459546A (en) * | 1980-11-03 | 1984-07-10 | Rockwell International Corporation | Electronic kilowatthour meter |
US4564831A (en) * | 1982-07-02 | 1986-01-14 | Transamerica Delaval Inc. | Analog to digital converters for converting a plurality of different input signals |
JPH0648282B2 (ja) * | 1985-06-14 | 1994-06-22 | 三菱電機株式会社 | 電子式電力量計 |
JPS61292067A (ja) * | 1985-06-19 | 1986-12-22 | Mitsubishi Electric Corp | 電力量測定方法 |
FI90144C (fi) * | 1986-02-04 | 1993-12-27 | Siemens Ag | Elektronisk elmaetare |
US4992725A (en) * | 1988-12-26 | 1991-02-12 | Nec Corporation And The Tokyo Electric Power Company, Incorporated | Meter for accurately measuring integrated electric power |
JPH02173576A (ja) * | 1988-12-27 | 1990-07-05 | Nec Corp | ディジタル電力量計 |
JP2603134B2 (ja) * | 1989-06-06 | 1997-04-23 | 三菱電機株式会社 | 移動平均処理装置 |
US4980634A (en) * | 1989-08-15 | 1990-12-25 | Analog Devices, Inc. | Electric power measuring system |
GB2239097B (en) * | 1989-12-18 | 1993-08-11 | Gen Electric Co Plc | Electrical power measuring devices |
EP0473877B1 (en) * | 1990-08-23 | 1996-07-17 | Yokogawa Electric Corporation | Sampling type measuring device |
JPH07118651B2 (ja) * | 1990-11-22 | 1995-12-18 | ヤマハ株式会社 | ディジタル・アナログ変換回路 |
US5349676A (en) * | 1991-02-11 | 1994-09-20 | General Electric Company | Data acquisition systems with programmable bit-serial digital signal processors |
US5329282A (en) * | 1992-03-02 | 1994-07-12 | Motorola, Inc. | Multi-bit sigma-delta analog-to-digital converter with reduced sensitivity to DAC nonlinearities |
JP2813508B2 (ja) * | 1992-06-02 | 1998-10-22 | 三菱電機株式会社 | 電子式電力量計 |
DE69223508T2 (de) * | 1992-07-10 | 1998-06-25 | Ibm | Dezimationsfilter für einen Sigma-Delta-Wandler und A/D-Wandler mit einem solchen Filter |
JP3104108B2 (ja) * | 1992-09-07 | 2000-10-30 | ソニー株式会社 | アナログ/デジタルコンバータ |
US5305004A (en) * | 1992-09-29 | 1994-04-19 | Texas Instruments Incorporated | Digital to analog converter for sigma delta modulator |
DE69312425T2 (de) * | 1992-11-09 | 1998-02-12 | Philips Electronics Nv | Digital-/Analogwandler |
JPH0738561B2 (ja) * | 1993-02-15 | 1995-04-26 | 日本電気株式会社 | ディジタルフィルタ回路 |
US5471209A (en) * | 1994-03-03 | 1995-11-28 | Echelon Corporation | Sigma-delta converter having a digital logic gate core |
-
1993
- 1993-12-15 JP JP05314689A patent/JP3080207B2/ja not_active Expired - Fee Related
- 1993-12-24 TW TW082110957A patent/TW289088B/zh active
-
1994
- 1994-01-06 WO PCT/JP1994/000008 patent/WO1994016334A1/ja not_active Application Discontinuation
- 1994-01-06 US US08/295,872 patent/US5764523A/en not_active Expired - Lifetime
- 1994-01-06 EP EP94904001A patent/EP0634662A4/en not_active Withdrawn
- 1994-09-06 KR KR1019940703119A patent/KR950700548A/ko not_active Application Discontinuation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4672555A (en) * | 1984-10-18 | 1987-06-09 | Massachusetts Institute Of Technology | Digital ac monitor |
WO1986003302A1 (en) * | 1984-11-24 | 1986-06-05 | Crest Energy Scan Limited | A wattmeter circuit |
EP0269827A1 (de) * | 1986-11-04 | 1988-06-08 | BBC Brown Boveri AG | Digitales Messgerät |
US5081413A (en) * | 1989-02-23 | 1992-01-14 | Ohkura Electric Co., Ltd. | Method and apparatus for measuring AC power |
US5151866A (en) * | 1990-03-30 | 1992-09-29 | The Dow Chemical Company | High speed power analyzer |
EP0462045A1 (en) * | 1990-06-14 | 1991-12-18 | Transdata, Inc. | Digital power metering |
Non-Patent Citations (2)
Title |
---|
MAZOR: "APPROACHING FILTERS DISCRETELY", COMPUTER DESIGN, vol. 21, no. 4, WINCHESTER, MASS., US, pages 159 - 162 * |
See also references of WO9416334A1 * |
Also Published As
Publication number | Publication date |
---|---|
KR950700548A (ko) | 1995-01-16 |
TW289088B (US07655688-20100202-C00086.png) | 1996-10-21 |
US5764523A (en) | 1998-06-09 |
WO1994016334A1 (en) | 1994-07-21 |
EP0634662A1 (en) | 1995-01-18 |
JPH06258362A (ja) | 1994-09-16 |
JP3080207B2 (ja) | 2000-08-21 |
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Legal Events
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
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18D | Application deemed to be withdrawn |
Effective date: 20050625 |